From: Andre Goddard Rosa <andre.rosa@lge.com>
Date: Sun, 26 Aug 2018 15:37:30 +0000 (+0200)
Subject: smemcap: keep outputting by ignoring transient processes
X-Git-Tag: 1_30_0~456
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=9a2621a3b9243919921935f0e3eff6d942379e77;p=oweals%2Fbusybox.git

smemcap: keep outputting by ignoring transient processes

function                                             old     new   delta
archivefile                                          167     176      +9

Signed-off-by: Andre Goddard Rosa <andre.rosa@lge.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
---

diff --git a/procps/smemcap.c b/procps/smemcap.c
index 81f4cafad..96b565f59 100644
--- a/procps/smemcap.c
+++ b/procps/smemcap.c
@@ -66,6 +66,10 @@ static void archivefile(const char *path)
 
 	/* buffer the file */
 	fd = xopen(path, O_RDONLY);
+	if (fd == -1) {
+		/* skip vanished processes between dir listing and traversal */
+		return;
+	}
 	do {
 		cur = xzalloc(sizeof(*cur));
 		*prev = cur;